Writing instrument



FIG. 1 is a right front perspective view of a first embodiment of a writing instrument, with a transparent barrel, according to the present invention;

FIG. 2 is a front elevational view thereof;

FIG. 3 is a rear elevational view thereof;

FIG. 4 is a left side elevational view thereof, the right side view being a mirror image thereof;

FIG. 5 is a top plan view thereof;

FIG. 6 is a bottom plan view thereof;

FIG. 7 is a right side elevational view in an “in use” position;

FIG. 8 is a right side elevational view, a second internal actuation mechanism being shown for illustrative, environmental purposes only and forming no part of the claimed design;

FIG. 9 is a right front perspective view of a second embodiment of our design of FIG. 1, with an opaque barrel;

FIG. 10 is a front elevational view of FIG. 9;

FIG. 11 is a rear elevational view of FIG. 9;

FIG. 12 is a left side elevational view of FIG. 9;

FIG. 13 is a right side elevational view of FIG. 9;

FIG. 14 is a top plan view of FIG. 9;

FIG. 15 is a bottom plan view of FIG. 9;

FIG. 16 is a right side elevational view in an “in use” position; and,

FIG. 17 is a right front perspective view of a third embodiment of our design of FIG. 1, with a transparent barrel and grip portion, all other views thereof being similar to FIGS. 2 through 7.

All portions shown in broken lines are environmental and illustrative only and form no part of the claimed design. 

The ornamental design for a writing instrument, as shown and described. 